Richard Sherrill

DENA Corp. manufactures and distributes skin care, hair care and health care products under DENA logo with 24 registered trademarks. The firm sells its products through drugstore chains, food stores and mass merchandisers and it also provides private labeling services. The company was founded on 1968 and is headquartered in Elk Grove Village, IL.

Ceritas Energy LLC owns and operates pipelines and processing facilities. The company was founded in 2003 and is headquartered in Houston, TX.

Part of Vistra Corp., Dynegy Marketing & Trade LLC is a private company based in Wilmington, DE.

Ute Energy LLC manages exploration and development activities. The company was founded in May 2005 and is headquartered in Denver, CO.

Ceritas Energy II LLC engages in the exploration of oil and gas. It focuses on development, acquisition, installation, construction, and safe operation of a diversified portfolio of midstream energy assets. The firm provides recycled CO2 processing, crude oil and condensate, and natural gas and natural gas liquids services. The company was founded in February 2008 and is headquartered in Houston, TX.

Enven Energy Corp. is an independent oil and natural gas company, which engages in the development, exploitation, exploration and acquisition of crude oil properties. Its projects include sidetracks, recompletions, and new drill wells that are located near its own production infrastructure. It focuses on deepwater region of the U.S. Gulf of Mexico fields. The company was incorporated in 2015 and is headquartered in Houston, TX.